# RNASSIST LIMITED (08806556)

> RNASSIST LIMITED is an active private limited company (company number 08806556) incorporated on 9 December 2013, registered in Cambridge. Its registered activity is research and experimental development on biotechnology (SIC 72110). Latest small accounts cover the period ending 31 December 2024, showing net assets of −£170k and cash of £10k, with 0 employees on average. Net assets fell 43% on the prior period (−£119k).

- Status: Active
- Incorporated: 2013-12-09
- Registered office: Cambridge, CB1 1EE
- SIC 72110: Research and experimental development on biotechnology
- SIC 82990: Other business support service activities n.e.c.
- Next accounts due: 2026-09-30
- Confirmation statement due: 2026-12-23
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the bottom quarter of 196 comparable companies in Cambridge (median £15k, upper quartile £347k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2024-12-31 | −£170k | £10k | £4,316 | £294k | — | — | 0 |
| 2023-12-31 | −£119k | £23k | £846 | £285k | — | — | — |

current ratio 0.42; size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets below zero: Net assets £-169,514 at 31 December 2024
- Net assets down 25% or more on the prior period: -42.9% vs prior period
- Current assets below creditors within one year: Current ratio 0.42
- Incorporated five or more years ago: Incorporated 9 December 2013
- Accounts past their due date: Due 30 September 2026

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Caldbeck (Holdings) Limited (corporate-entity) — owns 75–100% of shares; holds 75–100% of voting rights, since 2016-04-06

---
Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/08806556
HTML: https://firmoscan.com/company/08806556-rnassist-limited